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weiye.wang 2023-10-28 08:35:42 +08:00
parent abb22ce6f2 2c0941d98b
commit 6c1285a677
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题库0.3/Problems.json
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@ -6607,7 +6607,7 @@
"2023届高三-第一轮复习讲义-25-概率的概念及性质"
],
"genre": "解答题",
"ans": "(1) $\\Omega = \\{W_1B_1,W_1B_2,W_2B_1,W_2B_2,W_3B_1,W_3B_2,B_1B_2\\}$; (2) $\\dfrac 3{10}$; (3) $\\dfrac 35$",
"ans": "(1) $\\Omega = \\{W_1B_1,W_1B_2,W_2B_1,W_2B_2,W_3B_1,W_3B_2,B_1B_2,W_1W_2,W_1W_3,W_2W_3\\}$; (2) $\\dfrac 3{10}$; (3) $\\dfrac 35$",
"solution": "",
"duration": -1,
"usages": [
@ -598706,7 +598706,7 @@
"2023届高三-第一轮复习讲义-24-体积及表面积的计算"
],
"genre": "填空题",
"ans": "$300\\sqrt{3}\\text{cm}$",
"ans": "$300\\sqrt{3}\\text{cm}^3$",
"solution": "",
"duration": -1,
"usages": [